常見例句雙語例句There existed an optimal dosage of the chain extender, lack of which caused deficiency of chain extension and excess of which led to more blocking reaction.擴(kuò)鏈劑的用量存在最佳值,用量不足時(shí)偶聯(lián)反應(yīng)不充分,用量過量時(shí)封耑反應(yīng)加劇。 返回 excess extension